Indian army has published the notification for SSC Tech 56 men and SSC Tech 27 women for the course commencing at OTA Chennai from April 2021
The interior angle of a polygon are in AP. The smallest angle is 120°, if the no. of sides of polygon is 9, then find the common difference between the two angles
5°
10°
15°
20°
If and term of an arithmetic sequence are and r respectively,
Then the value of expression is-
1
0
2
8
If all the interior angles of a polygon are in A.P., If the smallest angle be and the common difference be. Then number of sides is-
10
6
9
7
There are four number which is in increasing AP. Sum of first two number is third number and product of first two number is fourth number. Find the common difference.
3
4
The continued product of 3 nos. in GP is 512 and common ratio is 4. Then find the product of first two numbers.
16
20
24
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